Panasonic 2WAY Multi Technical & Service Manual page 23

Is 200V AC being applied between the fi lter board connector 3P
6-4
(white) CN003 No. 1 to No. 3?
Are there any poor connections, contacts or severed wires between
6-5 the outdoor unit's power board connector 3P (white) CN002 and the
fi lter board connector 3P (white) CN003 No.1 to No.3?
7 Are there any poor connections, poor contacts, poor crimping or
Crank/cam severed wires in the following wiring?
angle • Between the outdoor unit's main board connector 3P (white) CN015
7-1
sensor and the crank angle sensor connector?
• Between the outdoor unit's main board connector 3P (black) CN016
and the cam angle sensor connector?
8 Inspect the ignition coil (coil, igniter) and the ignition wiring. If they are okay, then replace the
8-1
Ignition coil outdoor unit's main board.
● For work procedure for replacing outdoor main board, see "5. Reference Document".
● For board and Electrical Wiring Diagram, see Chapter 6.
• Outdoor main board: page VI-2
• Outdoor power board: page VI-3
• Converter board: VI-4
• Indoor control board for DC motor models: page VI-5
• Outdoor Unit Electrical Wiring Diagram: page VI-6
• 2-3
1) Check the plug cap (to ascertain that it is 0.8 mm or less.)
2) Check for insulator damage (must be no cracks or signs of electrical current leaks.)
3) Must be no carbon or residual oil attached.
• 3-1
1) Remove the front cover and diaphragm.
2) Remove the valve and valve lever assembly.
3) Inspect the diaphragm for damage or tears, and the valve for its operation status.
• 5-1
1) After warming the engine, remove all spark plugs.
2) Set the compression gauge in the spark plug hole.
3) Set the outdoor unit's main board to No.4 (test run/forced settings) and set the enforced cranking mode to
(  ).
4) Use the DOWN key or UP key to start automatic cranking (for 5 seconds.)
5) Check that the gauge value exceeds the following threshold values. (Repeat and confi rm step #4 three
times for each cylinder.)
Engine
K21
K25
6) Reset the compression gauge in another cylinder and repeat again from step #3.
7) The procedure is complete when all cylinders have been checked.
• 5-4
See Chapter 5 "Inspection and Adjustment of Ignition Timing" for details on the procedures.
Compression Threshold
(lower threshold) [Mpa]
1.55
1.62
IV–10
Yes 6-5
Replace the fi lter
No
board
Yes Repair Wiring
No 7-1
Yes Repair Wiring
No 8-1